All enzymes of TCA cycle are located in the mitochondrial matrix except one which is located in inner mitochondrial membranes in eukaryotes and in cytosol in prokaryotes. This enzyme is

Options

A. isocitrate dehydrogenase
B. ketoglutarate dehydrogenase
C. succinate dehydrogenase
D. lactate dehydrogenase.

Answer

C

Explanation

Succinate dehydrogenase is the only enzyme of Krebs' cycle which is located in inner mitochondrial membrane, in eukarytones and in cytosol in prokaryotes while all other enzymes of this cycle are located in the mitochondrial matrix.